"I can't remember a time when so much snow has lain so thickly on the ground, and we haven't even reached Christmas. And this is the third tough winter in a row. Is it really true that no one saw this coming? Actually, they did. Allow me to introduce readers to Piers Corbyn, meteorologist and brother of my old chum, bearded leftie MP Jeremy. Piers Corbyn works in an undistinguished office in Borough High Street. He has no telescope or supercomputer. Armed only with a laptop, huge quantities of publicly available data and a first-class degree in astrophysics, he gets it right again and again. " London's Mayor, Boris Johnson, writitng in the UK Telegraph. More